US7953208B2 - X-ray radiation diaphragm and control method therefor, and CT device embodying same - Google Patents
X-ray radiation diaphragm and control method therefor, and CT device embodying same Download PDFInfo
- Publication number
- US7953208B2 US7953208B2 US12/143,287 US14328708A US7953208B2 US 7953208 B2 US7953208 B2 US 7953208B2 US 14328708 A US14328708 A US 14328708A US 7953208 B2 US7953208 B2 US 7953208B2
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000005855 radiation Effects 0.000 title claims description 25
- 230000000873 masking effect Effects 0.000 claims abstract description 34
- 238000002591 computed tomography Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 3
- 230000003068 static effect Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 230000004075 alteration Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/06—Diaphragms
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/027—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
Abstract
Description
Claims (12)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007028902.4 | 2007-06-22 | ||
DE102007028902A DE102007028902B4 (en) | 2007-06-22 | 2007-06-22 | Radiator screen, method for their control and X-ray CT apparatus with such radiator aperture |
DE102007028902 | 2007-06-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
US20080317212A1 US20080317212A1 (en) | 2008-12-25 |
US7953208B2 true US7953208B2 (en) | 2011-05-31 |
Family
ID=40075838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/143,287 Active 2028-10-09 US7953208B2 (en) | 2007-06-22 | 2008-06-20 | X-ray radiation diaphragm and control method therefor, and CT device embodying same |
Country Status (3)
Country | Link |
---|---|
US (1) | US7953208B2 (en) |
JP (3) | JP2009000526A (en) |
DE (1) | DE102007028902B4 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120106695A1 (en) * | 2010-10-29 | 2012-05-03 | Jiahua Fan | Dynamic collimator for wide coverage and low dose cardiac ct imaging |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009016770A1 (en) * | 2009-04-07 | 2010-10-21 | Siemens Aktiengesellschaft | Method and device for generating projections from the interior of an examination object |
DE102011080607A1 (en) | 2011-08-08 | 2013-02-14 | Siemens Aktiengesellschaft | X-ray apparatus has x-ray source pivotable around axis and detector co-operating with the x-ray source, where collimator is arranged between x-ray source and detector |
JP5708827B2 (en) * | 2011-12-27 | 2015-04-30 | 株式会社島津製作所 | Radiography equipment |
WO2014116665A2 (en) * | 2013-01-23 | 2014-07-31 | Carestream Health , Inc. | Directed x-ray fields for tomosynthesis |
EP2810600B1 (en) | 2013-06-05 | 2018-08-08 | General Electric Company | Medical imaging method varying collimation of emitted radiation beam |
CN103494612B (en) | 2013-08-28 | 2016-01-27 | 沈阳东软医疗系统有限公司 | A kind of method and apparatus carrying out pre-heating scan in CT equipment |
CN105813571B (en) * | 2013-12-09 | 2020-06-30 | 皇家飞利浦有限公司 | Scanning X-ray imaging apparatus and method for operating the same |
KR101609932B1 (en) | 2014-07-02 | 2016-04-06 | (의료)길의료재단 | Curved movable beam stop array and CBCT comprising thereof |
KR101684780B1 (en) * | 2015-04-30 | 2016-12-08 | 고려대학교 산학협력단 | Variable pin-hole collimator, radiation imaging device and radiation detecting device using the same |
DE102020200959A1 (en) | 2019-02-25 | 2020-08-27 | Siemens Healthcare Gmbh | Recording of a panorama data set of an examination subject by means of a movable medical X-ray device |
DE102020214314B3 (en) | 2020-11-13 | 2022-02-10 | Siemens Healthcare Gmbh | Device for recording a beam path component for an X-ray radiation |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5165106A (en) * | 1991-06-06 | 1992-11-17 | Siemens Medical Laboratories, Inc. | Contour collimator |
US5396534A (en) * | 1993-10-12 | 1995-03-07 | Thomas; Howard C. | Shutter apparatus for collimating x-rays |
US5757881A (en) | 1997-01-06 | 1998-05-26 | Siemens Business Communication Systems, Inc. | Redundant field-defining arrays for a radiation system |
US6459769B1 (en) | 1999-05-03 | 2002-10-01 | Sherwood Services Ag | Movable miniature multi-leaf collimator |
US20030112924A1 (en) | 2001-12-18 | 2003-06-19 | Siemens Aktiengesellschaft | Radiation diaphragm for an X-ray apparatus |
US6760402B2 (en) * | 2002-08-01 | 2004-07-06 | Siemens Medical Solutions Usa, Inc. | Verification of mlc leaf position and of radiation and light field congruence |
US6999556B2 (en) * | 2003-03-19 | 2006-02-14 | Nakano System Company | Radiation therapy treatment planning machine |
US20060039536A1 (en) | 2004-08-13 | 2006-02-23 | Ge Medical Systems Global Technology Company, Llc | Collimator control method and X-ray CT apparatus |
US20070297565A1 (en) * | 2004-10-01 | 2007-12-27 | Wofford Mark G | System and method utilizing adaptive radiation therapy framework |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS556900A (en) * | 1979-07-12 | 1980-01-18 | Shinkawa Ltd | Bonding device |
JPH0576523A (en) * | 1991-09-24 | 1993-03-30 | Toshiba Corp | X-ray diaphragm |
US5557881A (en) * | 1995-02-21 | 1996-09-24 | Bouldin; Floyd | Seedling transplanter |
DE19905974A1 (en) * | 1999-02-12 | 2000-09-07 | Siemens Ag | Computer tomography scanning method using multi-line detector |
JP4378812B2 (en) * | 1999-11-19 | 2009-12-09 | 株式会社島津製作所 | Cone beam type radiation CT system |
JP2002357568A (en) * | 2001-06-04 | 2002-12-13 | Matsushita Electric Ind Co Ltd | X-ray imaging apparatus |
JP2006055635A (en) * | 2004-07-23 | 2006-03-02 | Toshiba Corp | X-ray computed tomography apparatus |
US7113570B2 (en) * | 2005-02-08 | 2006-09-26 | General Electric Company | Methods and systems for helical overscan reduction |
WO2008075267A2 (en) * | 2006-12-19 | 2008-06-26 | Koninklijke Philips Electronics N.V. | Device and method for imaging an object |
-
2007
- 2007-06-22 DE DE102007028902A patent/DE102007028902B4/en not_active Expired - Fee Related
-
2008
- 2008-06-19 JP JP2008160829A patent/JP2009000526A/en active Pending
- 2008-06-20 US US12/143,287 patent/US7953208B2/en active Active
-
2014
- 2014-04-04 JP JP2014077762A patent/JP5855156B2/en active Active
- 2014-04-04 JP JP2014077761A patent/JP2014128735A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5165106A (en) * | 1991-06-06 | 1992-11-17 | Siemens Medical Laboratories, Inc. | Contour collimator |
US5396534A (en) * | 1993-10-12 | 1995-03-07 | Thomas; Howard C. | Shutter apparatus for collimating x-rays |
US5757881A (en) | 1997-01-06 | 1998-05-26 | Siemens Business Communication Systems, Inc. | Redundant field-defining arrays for a radiation system |
US6459769B1 (en) | 1999-05-03 | 2002-10-01 | Sherwood Services Ag | Movable miniature multi-leaf collimator |
US20030112924A1 (en) | 2001-12-18 | 2003-06-19 | Siemens Aktiengesellschaft | Radiation diaphragm for an X-ray apparatus |
US6760402B2 (en) * | 2002-08-01 | 2004-07-06 | Siemens Medical Solutions Usa, Inc. | Verification of mlc leaf position and of radiation and light field congruence |
US6999556B2 (en) * | 2003-03-19 | 2006-02-14 | Nakano System Company | Radiation therapy treatment planning machine |
US20060039536A1 (en) | 2004-08-13 | 2006-02-23 | Ge Medical Systems Global Technology Company, Llc | Collimator control method and X-ray CT apparatus |
US20070297565A1 (en) * | 2004-10-01 | 2007-12-27 | Wofford Mark G | System and method utilizing adaptive radiation therapy framework |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120106695A1 (en) * | 2010-10-29 | 2012-05-03 | Jiahua Fan | Dynamic collimator for wide coverage and low dose cardiac ct imaging |
US8184775B1 (en) * | 2010-10-29 | 2012-05-22 | General Electric Company | Dynamic collimator for wide coverage and low dose cardiac CT imaging |
US9131911B2 (en) | 2010-10-29 | 2015-09-15 | General Electric Company | Dynamic collimator for wide coverage and low dose cardiac CT imaging |
Also Published As
Publication number | Publication date |
---|---|
US20080317212A1 (en) | 2008-12-25 |
DE102007028902B4 (en) | 2009-04-16 |
JP2009000526A (en) | 2009-01-08 |
JP2014128735A (en) | 2014-07-10 |
JP5855156B2 (en) | 2016-02-09 |
JP2014144368A (en) | 2014-08-14 |
DE102007028902A1 (en) | 2009-01-02 |
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Owner name: SIEMENS HEALTHINEERS AG, GERMANY Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SIEMENS HEALTHCARE GMBH;REEL/FRAME:066088/0256 Effective date: 20231219 |